./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-45.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-45.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b13a6a0e7fa67fd32bc4fd2162910d883ff12a5ba2116a1664f768b36904ccd2 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 09:36:50,074 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 09:36:50,152 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 09:36:50,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 09:36:50,158 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 09:36:50,187 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 09:36:50,190 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 09:36:50,190 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 09:36:50,191 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 09:36:50,193 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 09:36:50,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 09:36:50,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 09:36:50,194 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 09:36:50,194 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 09:36:50,196 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 09:36:50,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 09:36:50,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 09:36:50,197 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 09:36:50,197 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 09:36:50,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 09:36:50,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 09:36:50,201 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 09:36:50,201 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 09:36:50,201 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 09:36:50,202 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 09:36:50,202 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 09:36:50,202 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 09:36:50,202 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 09:36:50,203 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 09:36:50,203 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 09:36:50,204 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 09:36:50,204 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 09:36:50,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 09:36:50,205 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 09:36:50,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 09:36:50,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 09:36:50,205 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 09:36:50,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 09:36:50,206 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 09:36:50,206 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 09:36:50,206 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 09:36:50,207 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 09:36:50,207 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b13a6a0e7fa67fd32bc4fd2162910d883ff12a5ba2116a1664f768b36904ccd2 [2024-11-10 09:36:50,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 09:36:50,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 09:36:50,507 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 09:36:50,508 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 09:36:50,508 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 09:36:50,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-45.i [2024-11-10 09:36:51,987 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 09:36:52,249 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 09:36:52,251 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-45.i [2024-11-10 09:36:52,270 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82ad1398f/ca1d726a140541d38d3e4beaadd65642/FLAGe68545dfa [2024-11-10 09:36:52,571 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82ad1398f/ca1d726a140541d38d3e4beaadd65642 [2024-11-10 09:36:52,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 09:36:52,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 09:36:52,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 09:36:52,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 09:36:52,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 09:36:52,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:52,584 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7817a45e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52, skipping insertion in model container [2024-11-10 09:36:52,584 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:52,622 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 09:36:52,782 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-45.i[916,929] [2024-11-10 09:36:52,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 09:36:52,852 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 09:36:52,862 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-p_file-45.i[916,929] [2024-11-10 09:36:52,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 09:36:52,912 INFO L204 MainTranslator]: Completed translation [2024-11-10 09:36:52,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52 WrapperNode [2024-11-10 09:36:52,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 09:36:52,915 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 09:36:52,915 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 09:36:52,915 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 09:36:52,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:52,937 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:52,978 INFO L138 Inliner]: procedures = 29, calls = 204, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 612 [2024-11-10 09:36:52,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 09:36:52,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 09:36:52,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 09:36:52,981 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 09:36:52,992 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:52,993 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:52,999 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:53,030 INFO L175 MemorySlicer]: Split 150 memory accesses to 19 slices as follows [2, 7, 6, 6, 12, 10, 16, 3, 6, 8, 7, 8, 6, 6, 6, 6, 22, 7, 6]. 15 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]. The 20 writes are split as follows [0, 2, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1]. [2024-11-10 09:36:53,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:53,031 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:53,073 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:53,078 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:53,093 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:53,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:53,120 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 09:36:53,121 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 09:36:53,124 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 09:36:53,124 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 09:36:53,125 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (1/1) ... [2024-11-10 09:36:53,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 09:36:53,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 09:36:53,160 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 09:36:53,167 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 09:36:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 09:36:53,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#0 [2024-11-10 09:36:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#1 [2024-11-10 09:36:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#2 [2024-11-10 09:36:53,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#3 [2024-11-10 09:36:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#4 [2024-11-10 09:36:53,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#5 [2024-11-10 09:36:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#6 [2024-11-10 09:36:53,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#7 [2024-11-10 09:36:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#8 [2024-11-10 09:36:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#9 [2024-11-10 09:36:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#10 [2024-11-10 09:36:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#11 [2024-11-10 09:36:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#12 [2024-11-10 09:36:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#13 [2024-11-10 09:36:53,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#14 [2024-11-10 09:36:53,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#15 [2024-11-10 09:36:53,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#16 [2024-11-10 09:36:53,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#17 [2024-11-10 09:36:53,222 INFO L130 BoogieDeclarations]: Found specification of procedure read~real#18 [2024-11-10 09:36:53,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-10 09:36:53,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-10 09:36:53,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-10 09:36:53,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-10 09:36:53,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-10 09:36:53,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-10 09:36:53,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-10 09:36:53,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-10 09:36:53,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-10 09:36:53,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-10 09:36:53,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-10 09:36:53,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-10 09:36:53,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-10 09:36:53,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-10 09:36:53,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-10 09:36:53,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-10 09:36:53,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2024-11-10 09:36:53,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2024-11-10 09:36:53,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2024-11-10 09:36:53,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#0 [2024-11-10 09:36:53,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#1 [2024-11-10 09:36:53,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#2 [2024-11-10 09:36:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#3 [2024-11-10 09:36:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#4 [2024-11-10 09:36:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#5 [2024-11-10 09:36:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#6 [2024-11-10 09:36:53,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#7 [2024-11-10 09:36:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#8 [2024-11-10 09:36:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#9 [2024-11-10 09:36:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#10 [2024-11-10 09:36:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#11 [2024-11-10 09:36:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#12 [2024-11-10 09:36:53,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#13 [2024-11-10 09:36:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#14 [2024-11-10 09:36:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#15 [2024-11-10 09:36:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#16 [2024-11-10 09:36:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#17 [2024-11-10 09:36:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~real#18 [2024-11-10 09:36:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-10 09:36:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-10 09:36:53,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-10 09:36:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-10 09:36:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-10 09:36:53,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-10 09:36:53,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-10 09:36:53,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-10 09:36:53,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-10 09:36:53,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-10 09:36:53,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-10 09:36:53,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-10 09:36:53,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-10 09:36:53,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-10 09:36:53,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-10 09:36:53,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-10 09:36:53,233 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2024-11-10 09:36:53,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2024-11-10 09:36:53,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2024-11-10 09:36:53,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#0 [2024-11-10 09:36:53,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#1 [2024-11-10 09:36:53,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#2 [2024-11-10 09:36:53,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#3 [2024-11-10 09:36:53,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#4 [2024-11-10 09:36:53,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#5 [2024-11-10 09:36:53,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#6 [2024-11-10 09:36:53,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#7 [2024-11-10 09:36:53,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#8 [2024-11-10 09:36:53,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#9 [2024-11-10 09:36:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#10 [2024-11-10 09:36:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#11 [2024-11-10 09:36:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#12 [2024-11-10 09:36:53,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#13 [2024-11-10 09:36:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#14 [2024-11-10 09:36:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#15 [2024-11-10 09:36:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#16 [2024-11-10 09:36:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#17 [2024-11-10 09:36:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real#18 [2024-11-10 09:36:53,237 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 09:36:53,238 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 09:36:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 09:36:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-10 09:36:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-10 09:36:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-10 09:36:53,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-10 09:36:53,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-10 09:36:53,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-10 09:36:53,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-10 09:36:53,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-10 09:36:53,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-10 09:36:53,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-10 09:36:53,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-10 09:36:53,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-10 09:36:53,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-10 09:36:53,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-10 09:36:53,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-10 09:36:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2024-11-10 09:36:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2024-11-10 09:36:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2024-11-10 09:36:53,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 09:36:53,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 09:36:53,484 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 09:36:53,486 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 09:36:54,128 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L126: havoc property_#t~mem108#1;havoc property_#t~mem109#1;havoc property_#t~mem110#1;havoc property_#t~mem111#1;havoc property_#t~ite115#1;havoc property_#t~mem112#1;havoc property_#t~mem113#1;havoc property_#t~mem114#1;havoc property_#t~ite123#1;havoc property_#t~mem119#1;havoc property_#t~mem116#1;havoc property_#t~mem117#1;havoc property_#t~mem118#1;havoc property_#t~mem122#1;havoc property_#t~mem120#1;havoc property_#t~mem121#1;havoc property_#t~mem124#1;havoc property_#t~ite132#1;havoc property_#t~mem131#1;havoc property_#t~mem125#1;havoc property_#t~mem126#1;havoc property_#t~ite129#1;havoc property_#t~mem127#1;havoc property_#t~mem128#1;havoc property_#t~mem130#1;havoc property_#t~short133#1;havoc property_#t~mem134#1;havoc property_#t~mem135#1;havoc property_#t~ite153#1;havoc property_#t~mem136#1;havoc property_#t~ite152#1;havoc property_#t~mem140#1;havoc property_#t~mem137#1;havoc property_#t~mem138#1;havoc property_#t~short139#1;havoc property_#t~mem151#1;havoc property_#t~mem141#1;havoc property_#t~mem142#1;havoc property_#t~mem143#1;havoc property_#t~short144#1;havoc property_#t~mem145#1;havoc property_#t~mem146#1;havoc property_#t~short147#1;havoc property_#t~mem148#1;havoc property_#t~short149#1;havoc property_#t~short150#1;havoc property_#t~short154#1;havoc property_#t~mem155#1;havoc property_#t~mem156#1;havoc property_#t~mem157#1;havoc property_#t~ite160#1;havoc property_#t~mem159#1;havoc property_#t~mem158#1;havoc property_#t~short161#1; [2024-11-10 09:36:54,181 INFO L? ?]: Removed 133 outVars from TransFormulas that were not future-live. [2024-11-10 09:36:54,182 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 09:36:54,198 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 09:36:54,200 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 09:36:54,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 09:36:54 BoogieIcfgContainer [2024-11-10 09:36:54,201 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 09:36:54,204 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 09:36:54,205 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 09:36:54,208 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 09:36:54,208 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 09:36:52" (1/3) ... [2024-11-10 09:36:54,209 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b106b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:36:54, skipping insertion in model container [2024-11-10 09:36:54,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 09:36:52" (2/3) ... [2024-11-10 09:36:54,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b106b46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 09:36:54, skipping insertion in model container [2024-11-10 09:36:54,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 09:36:54" (3/3) ... [2024-11-10 09:36:54,212 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-p_file-45.i [2024-11-10 09:36:54,229 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 09:36:54,229 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 09:36:54,287 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 09:36:54,292 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@4db1931a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 09:36:54,293 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 09:36:54,296 INFO L276 IsEmpty]: Start isEmpty. Operand has 143 states, 115 states have (on average 1.382608695652174) internal successors, (159), 116 states have internal predecessors, (159), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-10 09:36:54,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-10 09:36:54,310 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 09:36:54,311 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 09:36:54,311 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 09:36:54,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 09:36:54,316 INFO L85 PathProgramCache]: Analyzing trace with hash 1694803249, now seen corresponding path program 1 times [2024-11-10 09:36:54,325 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 09:36:54,325 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085656355] [2024-11-10 09:36:54,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 09:36:54,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 09:36:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 09:36:54,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 09:36:54,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 09:36:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 09:36:54,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 09:36:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 09:36:54,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 09:36:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 09:36:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 09:36:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 09:36:54,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-10 09:36:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-10 09:36:54,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 09:36:54,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 09:36:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 09:36:54,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 09:36:54,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 09:36:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 09:36:54,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 09:36:54,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 09:36:54,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 09:36:54,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 09:36:54,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-10 09:36:54,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 09:36:54,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:54,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 09:36:54,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,002 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-10 09:36:55,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 09:36:55,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085656355] [2024-11-10 09:36:55,005 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085656355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 09:36:55,005 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 09:36:55,005 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 09:36:55,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1319596551] [2024-11-10 09:36:55,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 09:36:55,013 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 09:36:55,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 09:36:55,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 09:36:55,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 09:36:55,041 INFO L87 Difference]: Start difference. First operand has 143 states, 115 states have (on average 1.382608695652174) internal successors, (159), 116 states have internal predecessors, (159), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-10 09:36:55,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 09:36:55,076 INFO L93 Difference]: Finished difference Result 278 states and 436 transitions. [2024-11-10 09:36:55,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 09:36:55,078 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 191 [2024-11-10 09:36:55,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 09:36:55,085 INFO L225 Difference]: With dead ends: 278 [2024-11-10 09:36:55,085 INFO L226 Difference]: Without dead ends: 138 [2024-11-10 09:36:55,088 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 09:36:55,092 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 201 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 09:36:55,093 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 201 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 09:36:55,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-10 09:36:55,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-10 09:36:55,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 111 states have (on average 1.3603603603603605) internal successors, (151), 111 states have internal predecessors, (151), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-10 09:36:55,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 201 transitions. [2024-11-10 09:36:55,148 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 201 transitions. Word has length 191 [2024-11-10 09:36:55,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 09:36:55,148 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 201 transitions. [2024-11-10 09:36:55,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 34.5) internal successors, (69), 2 states have internal predecessors, (69), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-10 09:36:55,149 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 201 transitions. [2024-11-10 09:36:55,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-10 09:36:55,154 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 09:36:55,154 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 09:36:55,154 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 09:36:55,155 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 09:36:55,155 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 09:36:55,156 INFO L85 PathProgramCache]: Analyzing trace with hash 857427714, now seen corresponding path program 1 times [2024-11-10 09:36:55,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 09:36:55,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408017774] [2024-11-10 09:36:55,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 09:36:55,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 09:36:55,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 09:36:55,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 09:36:55,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 09:36:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 09:36:55,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 09:36:55,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 09:36:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 09:36:55,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 09:36:55,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 09:36:55,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 09:36:55,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-10 09:36:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-10 09:36:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 09:36:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 09:36:55,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 09:36:55,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 09:36:55,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 09:36:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 09:36:55,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 09:36:55,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 09:36:55,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 09:36:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 09:36:55,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-10 09:36:55,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 09:36:55,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 09:36:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:55,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-10 09:36:55,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 09:36:55,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408017774] [2024-11-10 09:36:55,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [408017774] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 09:36:55,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 09:36:55,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 09:36:55,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091961228] [2024-11-10 09:36:55,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 09:36:55,632 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 09:36:55,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 09:36:55,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 09:36:55,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 09:36:55,635 INFO L87 Difference]: Start difference. First operand 138 states and 201 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-10 09:36:55,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 09:36:55,696 INFO L93 Difference]: Finished difference Result 275 states and 402 transitions. [2024-11-10 09:36:55,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 09:36:55,697 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 191 [2024-11-10 09:36:55,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 09:36:55,699 INFO L225 Difference]: With dead ends: 275 [2024-11-10 09:36:55,699 INFO L226 Difference]: Without dead ends: 140 [2024-11-10 09:36:55,704 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 09:36:55,705 INFO L432 NwaCegarLoop]: 199 mSDtfsCounter, 0 mSDsluCounter, 387 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 586 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 09:36:55,706 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 586 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 09:36:55,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-10 09:36:55,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2024-11-10 09:36:55,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 113 states have (on average 1.3539823008849559) internal successors, (153), 113 states have internal predecessors, (153), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-10 09:36:55,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 203 transitions. [2024-11-10 09:36:55,727 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 203 transitions. Word has length 191 [2024-11-10 09:36:55,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 09:36:55,732 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 203 transitions. [2024-11-10 09:36:55,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 2 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-10 09:36:55,732 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 203 transitions. [2024-11-10 09:36:55,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-10 09:36:55,739 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 09:36:55,739 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 09:36:55,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 09:36:55,740 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 09:36:55,740 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 09:36:55,740 INFO L85 PathProgramCache]: Analyzing trace with hash -89739229, now seen corresponding path program 1 times [2024-11-10 09:36:55,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 09:36:55,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276236907] [2024-11-10 09:36:55,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 09:36:55,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 09:36:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 09:36:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 09:36:56,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 09:36:56,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 09:36:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 09:36:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 09:36:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 09:36:56,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 09:36:56,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 09:36:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 09:36:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-10 09:36:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-10 09:36:56,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 09:36:56,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 09:36:56,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 09:36:56,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 09:36:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 09:36:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 09:36:56,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 09:36:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 09:36:56,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 09:36:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 09:36:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-10 09:36:56,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 09:36:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 09:36:56,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:56,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-10 09:36:56,367 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 09:36:56,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276236907] [2024-11-10 09:36:56,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1276236907] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 09:36:56,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 09:36:56,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 09:36:56,368 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619998334] [2024-11-10 09:36:56,368 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 09:36:56,368 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 09:36:56,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 09:36:56,369 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 09:36:56,369 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 09:36:56,370 INFO L87 Difference]: Start difference. First operand 140 states and 203 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-10 09:36:56,444 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 09:36:56,444 INFO L93 Difference]: Finished difference Result 414 states and 603 transitions. [2024-11-10 09:36:56,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 09:36:56,445 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 191 [2024-11-10 09:36:56,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 09:36:56,448 INFO L225 Difference]: With dead ends: 414 [2024-11-10 09:36:56,449 INFO L226 Difference]: Without dead ends: 277 [2024-11-10 09:36:56,450 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 09:36:56,451 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 123 mSDsluCounter, 383 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 09:36:56,452 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 577 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 09:36:56,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2024-11-10 09:36:56,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 263. [2024-11-10 09:36:56,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 210 states have (on average 1.3476190476190477) internal successors, (283), 210 states have internal predecessors, (283), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-10 09:36:56,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 383 transitions. [2024-11-10 09:36:56,495 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 383 transitions. Word has length 191 [2024-11-10 09:36:56,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 09:36:56,496 INFO L471 AbstractCegarLoop]: Abstraction has 263 states and 383 transitions. [2024-11-10 09:36:56,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-10 09:36:56,496 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 383 transitions. [2024-11-10 09:36:56,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-10 09:36:56,498 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 09:36:56,499 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 09:36:56,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 09:36:56,499 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 09:36:56,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 09:36:56,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1885030239, now seen corresponding path program 1 times [2024-11-10 09:36:56,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 09:36:56,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439762268] [2024-11-10 09:36:56,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 09:36:56,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 09:36:56,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 09:36:57,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 09:36:57,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 09:36:57,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 09:36:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 09:36:57,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 09:36:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 09:36:57,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 09:36:57,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 09:36:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 09:36:57,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-10 09:36:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-10 09:36:57,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 09:36:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 09:36:57,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 09:36:57,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 09:36:57,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 09:36:57,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 09:36:57,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 09:36:57,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 09:36:57,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 09:36:57,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 09:36:57,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-10 09:36:57,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 09:36:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 09:36:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:36:57,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-10 09:36:57,488 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 09:36:57,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439762268] [2024-11-10 09:36:57,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439762268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 09:36:57,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 09:36:57,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-10 09:36:57,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279264362] [2024-11-10 09:36:57,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 09:36:57,490 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 09:36:57,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 09:36:57,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 09:36:57,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-10 09:36:57,491 INFO L87 Difference]: Start difference. First operand 263 states and 383 transitions. Second operand has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 3 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-10 09:36:57,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 09:36:57,694 INFO L93 Difference]: Finished difference Result 523 states and 763 transitions. [2024-11-10 09:36:57,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 09:36:57,695 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 3 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 193 [2024-11-10 09:36:57,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 09:36:57,698 INFO L225 Difference]: With dead ends: 523 [2024-11-10 09:36:57,698 INFO L226 Difference]: Without dead ends: 263 [2024-11-10 09:36:57,699 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-11-10 09:36:57,701 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 245 mSDsluCounter, 330 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 524 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 09:36:57,701 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 524 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 09:36:57,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2024-11-10 09:36:57,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 263. [2024-11-10 09:36:57,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 210 states have (on average 1.338095238095238) internal successors, (281), 210 states have internal predecessors, (281), 50 states have call successors, (50), 2 states have call predecessors, (50), 2 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-10 09:36:57,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 381 transitions. [2024-11-10 09:36:57,744 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 381 transitions. Word has length 193 [2024-11-10 09:36:57,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 09:36:57,746 INFO L471 AbstractCegarLoop]: Abstraction has 263 states and 381 transitions. [2024-11-10 09:36:57,746 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.2) internal successors, (71), 6 states have internal predecessors, (71), 3 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2024-11-10 09:36:57,746 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 381 transitions. [2024-11-10 09:36:57,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-10 09:36:57,748 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 09:36:57,749 INFO L215 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 09:36:57,749 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 09:36:57,749 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 09:36:57,750 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 09:36:57,750 INFO L85 PathProgramCache]: Analyzing trace with hash 371880768, now seen corresponding path program 1 times [2024-11-10 09:36:57,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 09:36:57,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718770419] [2024-11-10 09:36:57,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 09:36:57,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 09:36:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 09:38:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-10 09:38:16,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-10 09:38:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 09:38:16,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 09:38:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 09:38:16,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-10 09:38:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-10 09:38:16,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-10 09:38:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 09:38:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2024-11-10 09:38:16,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-10 09:38:16,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-10 09:38:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-11-10 09:38:16,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2024-11-10 09:38:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 09:38:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 09:38:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-10 09:38:16,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2024-11-10 09:38:16,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 09:38:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 09:38:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 09:38:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-10 09:38:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-11-10 09:38:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-11-10 09:38:16,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 09:38:16,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-10 09:38:16,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 09:38:16,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718770419] [2024-11-10 09:38:16,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718770419] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 09:38:16,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 09:38:16,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-10 09:38:16,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1081612786] [2024-11-10 09:38:16,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 09:38:16,790 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-10 09:38:16,790 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 09:38:16,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-10 09:38:16,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-10 09:38:16,791 INFO L87 Difference]: Start difference. First operand 263 states and 381 transitions. Second operand has 9 states, 8 states have (on average 8.875) internal successors, (71), 9 states have internal predecessors, (71), 3 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25)